From 0393e2959883c4339365f71e91bb35750e527df5 Mon Sep 17 00:00:00 2001
From: Alexander Wallar <aw204@st-andrews.ac.uk>
Date: Sat, 6 Feb 2016 19:22:27 -0500
Subject: [PATCH] Server acknowledgement

---
 launch/server.launch | 4 ++--
 src/server/ws.py     | 2 ++
 2 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/launch/server.launch b/launch/server.launch
index 7a2db1f..5c81f73 100644
--- a/launch/server.launch
+++ b/launch/server.launch
@@ -1,8 +1,8 @@
 <?xml version="1.0"?>
 <launch>
     <node pkg="jammi" type="server_node.py" name="jammi_server" output="screen">
-        <param name="host" value="localhost"/>
-        <param name="port" value="9000"/>
+        <param name="host" value="wallar.me"/>
+        <param name="port" value="8080"/>
     </node>
 
 </launch>
diff --git a/src/server/ws.py b/src/server/ws.py
index 749bce4..640cbb9 100644
--- a/src/server/ws.py
+++ b/src/server/ws.py
@@ -29,6 +29,8 @@ def onMessage(self, payload, is_binary):
                 frmt = "%ds" % size[0]
                 unpacked = struct.unpack('=I' + frmt, decompressed)
                 msg = json.loads(unpacked[1])
+                acknowledge = struct.pack('=b', 0)
+                common.get_client(msg["from"]).sendMessage(acknowledge, True)
                 latency = Float32()
                 latency.data = received_time - msg["stamp"]
                 self.lat_pubs[msg["from"]].publish(latency)